Question # 1

_________is input device.

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Keyboard

Touchpad

Microphone

All

A network of geographically distant computers and terminals is called a.

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bus

WAN

gateway

LAN

A bootstrap is.

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a memory device

a device to support the computer

a small initialization program to start up a computer

an error correction technique

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A + B + C + D

A + B C + D

A one-color screen on a black background is called.

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monochrome

addressable

blank

liquid crystal display

PDP-5,PDP-8,IBM-360 series and IBM-370 series belong to the.

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first generation computers

second generation computers

third generation computers

fourth generation computers

Information travels between components of a computer through groups of wires called.

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cards

busses

slots

ports

To activate an object, send

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a message

an instance

a method

an attribute

What is telecommuting?

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a special form of electronic mail

a new trend in roboties that may take the place of cars

a trend towards working at home using personal computers and modems

none of these

What is the octal equivalent of the binary system :10111101.?

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675₈

275₈

572₈

573₈

Laser beam technology is used for

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terminals

optical disk

keyboard

magnetic tape

Memory capacity may be expressed in.

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microseconds

kilobytes

bits

cycles

Memory is divided into many numerically addressed.

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logic

locations

codes

cells

Which of the following is associated with second generations computers.

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transistors

megnetic core memory

high level procedural language

all of the above

Light sound and radio waves are examples of :

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Analog Signals

Digital Signals

Simple Signals

None

The use of computer for business applications is attractive because of its/

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accuracy

reliability

speed

all of the above

The iteration count for the DO statement

DO 110 K = 3,19,4 will be

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3

4

5

6

Imaging used what devices to input data?

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scanner

barcode reader

icon

tablet

The corresponding memory spaces for pages are called

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page utility

page frames

page blocks

page modules

A digital computer system consists of a central processing unit (CPU) interfaced with.

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input devices

auxilary storage

output devices

all of the above

The process of converting from analog to digital is called.

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modulation

line switching

telecommuting

demodulation

To make a personal computer act like a terminal, which type of software must be used?

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fax

videoconferencing

bridge

emulation

In a computer system, which of the following has largest number of mechanical components and thus most unreliable.

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magnetic tape

magnetic drum

floppy disk

printer

A microprocessor has memory location from 0000 to 3FFF, each storing one byte. The number of bytes, the memory can stored is.

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8,192

16,384

32,768

4,096

Software to persue the Internet

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Gateway

Videoconferencing

Browser

Teleconferencing

The Mark I was built by.

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Thomas Watson

Dr. John Mauchly

Howard Aiken

The basic operation performed by the computer is called

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arithmetic operation

logic operation

storage and retrieval operation

all of above

Which of the following operations are used by Boolean algebra.?

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Boolean addition

Boolean multiplication

Boolean complementation

All of the above

Number 375₁₀is equivalent in binary system to.

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101110101

100110101

101110111

101110011

Storage of 1K means that it has following number of storage locations

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1000

964

1024

1032

Voice input devices convert voice input to.

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digital code

OCR-A

bar codes

optical marks

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